package com.example.hengjun.operation_oracle.service;


import com.example.hengjun.operation_oracle.entity.Testuser;

public interface UserService {
    //增
    public int addUser(Testuser user);
    //删
    int deleteUser(Integer id);
    //查
    Testuser findByName(String name);
    //改
    int update(Testuser user);
}
